What is the longest-wavelength EM radiation in nm) that can eject a photoelectron from zirconium, given...

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Question

Answer 1

Answer #1

ħc E = ħu 6.626x10-34 x13x108) 기시스 E 4.05 x 1.602 x 10-19 1 = 3,063762889 x 107 X10-9 306.3% m A =306.39 nm Longest wavelengt

No, this is not in the visible range.

Answer 2

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